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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3TH4262-0BF4 |
| Alternative Part Number | 3TH42620BF4 |
| Manufacturer | Siemens |
| Product Designation | Auxiliary Contactor |
| Product Type Designation | 3TH4 |
| Size of Contactor | 0 |
| Protection Class IP on the Front | IP20 |
| Reference Code | K (acc. to DIN EN 81346-2) |
| Ambient Operating Temperature | -25 ... +55 °C |
| Voltage Type of Control Supply | DC |
| Control Supply Voltage at DC | Rated value 110 V |
| Number of NC Contacts for Auxiliary | 2 |
| Number of NO Contacts for Auxiliary | 6 |
| Number of CO Contacts for Auxiliary | 0 |
| Operating Current at AC-15 | 10 A at 230 V rated value, 6 A at 400 V rated value |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022 |
| Dimensions (H x W x D) | 78 mm x 45 mm x 135 mm |
| Type of Electrical Connection | Screw-type terminals |
| B10 Value with High Demand Rate | 1,000,000 (With 0.3 x Ie according to SN 31920) |
| T1 Value for Proof Test Interval | 20 years (according to IEC 61508) |
| Protection Against Electrical Shock | Finger-safe |
The Siemens 3TH4262-0BF4 is a high-quality contactor relay designed to meet the demands of various industrial applications. This component is part of the 3TH4 product family and is characterised by its robust construction and reliable performance. With a size 0 contactor, it is compact and suitable for integration into a wide range of control systems.
The 3TH4262-0BF4 features 6 normally open (NO) and 2 normally closed (NC) contacts, making it versatile for different circuit configurations. It operates on a DC control supply voltage with a rated value of 110V. The contactor relay is engineered to function optimally within an ambient temperature range of -25 to +55 degrees Celsius, ensuring consistent performance even in challenging environmental conditions.
Safety is a priority with this component, as it comes with finger-safe protection and a protection class of IP20 on the front, providing a degree of resistance against solid objects. The contactor relay is designed for easy mounting, with options for screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022.
The 3TH4262-0BF4 is a testament to Siemens' commitment to quality, offering a reliable solution for controlling auxiliary circuits in a variety of industrial settings. Its electrical durability and mechanical robustness make it a preferred choice for professionals seeking a dependable contactor relay for their automation needs.
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Frequently Asked Questions
What type of device is this?
This is a contactor relay designed for DC operation, specifically for switching auxiliary circuits.
What are the contact configurations for this relay?
The relay features 6 normally open (NO) and 2 normally closed (NC) contacts.
Can this relay be mounted on a DIN rail?
Yes, it is designed for screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022.
What is the rated control supply voltage for this relay?
The rated control supply voltage for the relay is 110 V DC.
What is the protection class for the front of this relay?
The protection class for the front of the relay is IP20, indicating protection against solid objects larger than 12.5 mm but not against liquids.
What is the ambient operating temperature range for this relay?
The relay can operate within an ambient temperature range of -25 to +55 degrees Celsius.
What are the dimensions of this relay?
The dimensions of the relay are 45 mm in width, 78 mm in height, and 135 mm in depth.
What type of terminals does this relay have for electrical connections?
It has screw-type terminals for auxiliary and control current circuits.
Is the relay finger-safe?
Yes, it is designed to be finger-safe, providing protection against electrical shock.
What is the B10 value for this relay?
The B10 value is 1,000,000 with a high demand rate according to SN 31920, assuming 0.3 times the rated operational current (Ie).
What is the T1 value for proof test interval or service life according to IEC 61508?
The T1 value for proof test interval or service life according to IEC 61508 is 20 years.
What is the operating current rating at AC-15 for this relay?
At AC-15, the operating current rating is 10 A at 230 V and 6 A at 400 V.
